hlm_pl_mall/app/api/controller/Pointvoucher.php

<?php

namespace app\api\controller;

use think\facade\Lang;

/**
 * ============================================================================
 * 
 * ============================================================================
 * 
 * ----------------------------------------------------------------------------
 * 
 * ============================================================================
 * 控制器
 */
class Pointvoucher extends MobileMall
{
    public function initialize()
    {
        parent::initialize(); // TODO: Change the autogenerated stub
        Lang::load(base_path() . 'home/lang/' . config('lang.default_lang') . '/voucher.lang.php');
        //判断系统是否开启积分兑换功能
        if (config('ds_config.points_isuse') != 1 || config('ds_config.pointprod_isuse') != 1) {
            ds_json_encode(10001, lang('pointshop_unavailable'));
        }
        if (config('ds_config.voucher_allow') != 1) {
            ds_json_encode(10001, lang('voucher_pointunavailable'));
        }
    }

    public function index()
    {
        $this->pointvoucher();
    }
    /**
     * 代金券列表
     */
    public function pointvoucher()
    {

        $voucher_model = model('voucher');

        //代金券模板状态
        $templatestate_arr = $voucher_model->getTemplateState();

        //查询会员信息
        $member_info = model('member')->getMemberInfoByID(session('member_id'));

        //查询代金券列表
        $where = array();
        $where[] = array('vouchertemplate_if_private', '=', 0);
        $where[] = array('vouchertemplate_state', '=', $templatestate_arr['usable'][0]);
        $where[] = array('vouchertemplate_enddate', '>', TIMESTAMP);
        if (intval(input('storeclass_id')) > 0) {
            $where[] = array('vouchertemplate_sc_id', '=', intval(input('storeclass_id')));
        }
        if (intval(input('price')) > 0) {
            $where[] = array('vouchertemplate_price', '=', intval(input('price')));
        }
        //查询仅我能兑换和所需积分
        $points_filter = array();
        if (intval(input('isable')) == 1) {
            $points_filter['isable'] = $member_info['member_points'];
        }
        if (intval(input('points_min')) > 0) {
            $points_filter['min'] = intval(input('points_min'));
        }
        if (intval(input('points_max')) > 0) {
            $points_filter['max'] = intval(input('points_max'));
        }
        if (count($points_filter) > 0) {
            asort($points_filter);
            if (count($points_filter) > 1) {
                $points_filter = array_values($points_filter);
                $where[] = array('vouchertemplate_points', 'between', array($points_filter[0], $points_filter[1]));
            } else {
                if ($points_filter['min']) {
                    $where[] = array('vouchertemplate_points', '>=', $points_filter['min']);
                } elseif ($points_filter['max']) {
                    $where[] = array('vouchertemplate_points', '<=', $points_filter['max']);
                } elseif ($points_filter['isable']) {
                    $where[] = array('vouchertemplate_points', '<=', $points_filter['isable']);
                }
            }
        }
        //排序
        switch (input('orderby')) {
            case 'exchangenumdesc':
                $orderby = 'vouchertemplate_giveout desc,';
                break;
            case 'exchangenumasc':
                $orderby = 'vouchertemplate_giveout asc,';
                break;
            case 'pointsdesc':
                $orderby = 'vouchertemplate_points desc,';
                break;
            case 'pointsasc':
                $orderby = 'vouchertemplate_points asc,';
                break;
            default:
                $orderby = '';
        }
        $orderby .= 'vouchertemplate_id desc';
        $voucherlist = $voucher_model->getVouchertemplateList($where, '*', 0, 18, $orderby);
        $page_count = $voucher_model->page_info;

        //查询代金券面额
        $pricelist = $voucher_model->getVoucherPriceList();

        //查询店铺分类
        $store_class = rkcache('storeclass', true);

        $result = array_merge(array('voucherlist' => $voucherlist, 'pricelist' => $pricelist, 'store_class' => $store_class), mobile_page($page_count));
        ds_json_encode(10000, '', $result);
    }

    /**
     * 兑换代金券保存信息
     *
     */
    public function voucherexchange_save()
    {
        $member_id = $this->getMemberIdIfExists();
        if (!$member_id) {
            ds_json_encode(10001, lang('param_error'));
        }
        $vid = intval(input('post.vid'));
        if ($vid <= 0) {
            ds_json_encode(10001, lang('param_error'));
        }
        $seller_model = model('seller');
        $seller_info = $seller_model->getSellerInfo(array('member_id' => $member_id));
        $voucher_model = model('voucher');
        //验证是否可以兑换代金券
        $data = $voucher_model->getCanChangeTemplateInfo($vid, intval($member_id), $seller_info['store_id']);
        if ($data['state'] == false) {
            ds_json_encode(10001, $data['msg']);
        }
        //添加代金券信息
        $data = $voucher_model->exchangeVoucher($data['info'], $member_id);
        if ($data['state'] == true) {
            ds_json_encode(10000, $data['msg']);
        } else {
            ds_json_encode(10001, $data['msg']);
        }
    }
}